abstractgenerator.h

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#ifndef ABSTRACTGENERATOR_H_
#define ABSTRACTGENERATOR_H_

#include <string>
#include <boost/shared_ptr.hpp>
#include "parseablestring.h"
#include "abstractlsystem.h"


namespace AP_LSystem {

class AbstractGenerator
{
protected:
    ParseableString * m_Word;                               
    boost::shared_ptr<AbstractLSystem> m_MainLSystem;       
    
public:
    AbstractGenerator( void ) : m_Word(NULL) {}

    AbstractGenerator( const AbstractGenerator & c )
    {
        m_Word = new ParseableString(*c.m_Word);
        m_MainLSystem = c.m_MainLSystem->clone();
    }

    AbstractGenerator & operator=( const AbstractGenerator & c )
    {
        m_Word = new ParseableString(*c.m_Word);
        m_MainLSystem = c.m_MainLSystem->clone();

        return *this;
    }

    ~AbstractGenerator(void)
    {
        if(m_Word)
            delete m_Word;
    }

    virtual void loadFile( std::string & filename ) = 0;

    virtual void nextIteration() = 0;

    virtual ParseableString * getWord() = 0;
    
    virtual void saveWordToFile( std::string & );

    virtual void loadWordFromFile( std::string & );

    static boost::shared_ptr<AbstractLSystem> createLSystem( AbstractFile * file );
};
}

#endif